diff --git a/rancilio-pid/rancilio-pid.ino b/rancilio-pid/rancilio-pid.ino
index c35038f6f..8d0bc7239 100644
--- a/rancilio-pid/rancilio-pid.ino
+++ b/rancilio-pid/rancilio-pid.ino
@@ -1,5 +1,5 @@
 /********************************************************
-   Version 2.2.0 (11.01.2021) 
+   Version 2.2.1 (12.01.2021) 
    * ADD ZACwire (New TSIC lib)
    * Auslagern der PIN Belegung in die UserConfig
    * Change MQTT Lib to PubSubClient | thx to pbeh
@@ -107,7 +107,7 @@ int pidON = 1 ;                 // 1 = control loop in closed loop
 int relayON, relayOFF;          // used for relay trigger type. Do not change!
 boolean kaltstart = true;       // true = Rancilio started for first time
 boolean emergencyStop = false;  // Notstop bei zu hoher Temperatur
-const char* sysVersion PROGMEM  = "Version 2.2.0 MASTER";   //System version
+const char* sysVersion PROGMEM  = "Version 2.2.1 MASTER";   //System version
 int inX = 0, inY = 0, inOld = 0, inSum = 0; //used for filter()
 int bars = 0; //used for getSignalStrength()
 boolean brewDetected = 0;
@@ -1538,4 +1538,4 @@ void loop() {
     }
   }
 
-}
\ No newline at end of file
+}